II. Listen"and"complete the dialogue. 

A: What are you going to do?

B: I’m going to celebrate my parents’ fiftieth wedding anniversary.

A: Fifty years of marriage?

B: Yes! Look! My parents are walking towards the church.

A: What jobs did they use to do?

B: My father was a dentist"and"my mother worked in a college.

A: That’s great!

B: Yeah."And"they are very happy.